Home / 16,913.06-23,339.19-9,359.25

Finding the Fourth Proportional to 16,913.06, 23,339.19 and 9,359.25

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Solution

The fourth proportional to 16,913.06, 23,339.19 and 9,359.25 is: 12,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.06 : 23,339.19 = 9,359.25 : x
  2. Step 2: Convert to fraction form
    16,913.06/23,339.19 = 9,359.25/x
  3. Step 3: Cross multiply
    16,913.06x = 23,339.19 × 9,359.25
  4. Step 4: Simplify right side
    16,913.06x = 218,437,197.31
  5. Step 5: Solve for x
    x = 218,437,197.31/16,913.06
  6. Step 6: Final answer
    x = 12,915.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.